Photos of the week

Rebel fighters hold a position on the front line in the Syrian city of Deir Ezzor Oct. 24, 2013.

Credit: Ahmad Aboud/AFP/Getty Images

Clowns raise their official clown rule book while others without the rule book raise an imaginary one as they stand in line to register on the first day of the 17th International Clown Convention in Mexico City Oct. 21, 2013.

Credit: Dario Lopez-Mills/AP

Pakistani boys who were displaced with their families from Pakistan's tribal areas due to fighting between the Taliban and the army pose for a photograph on the outskirts of Islamabad, Pakistan, Oct. 23, 2013.

Credit: Anjum Naveed/AP

Chinese soldiers and officers from the People's Liberation Army line up in preparation for a welcome ceremony for visiting Indian Prime Minister Manmohan Singh outside the Great Hall of the People in Beijing Oct. 23, 2013.

Credit: Andy Wong/AP

A woman feeds her baby in the city of Antananarivo, Madagascar, Oct. 24, 2013.

Credit: Schalk van Zuydam/AP

Danvers High School students prepare to launch sky lanterns during a candlelight vigil to mourn the death of Colleen Ritzer, a 24-year-old math teacher at the school, in Danvers, Mass., Oct 23, 2013. Ritzer's body was found in woods behind the school, and Danvers High School student Philip Chism, 14, who was found walking along a state highway after midnight, was charged with killing her.

Credit: Bizuayehu Tesfaye/AP

Indian villagers gather around an abandoned car with a broken window with shell holes allegedly caused by firing from Pakistan near the India-Pakistan international border Oct. 25, 2013.

Credit: Channi Anand/AP

A follower of the Shiite Houthi group, also called Ansarullah, dances with a traditional dagger named "jambiya" during Eid al-Ghadeer in Sanaa, Yemen, Oct. 23, 2013.

Credit: Hani Mohammed/AP

A Sparks Middle School student is comforted after being released from Agnes Risley Elementary School, where some students were evacuated after a shooting at the middle school in Sparks, Nev., Oct. 21, 2013.

Credit: Kevin Clifford/AP

Members of a South Korean air force honor guard throw their guns in the air during an air show at the Seoul International Aerospace and Defense Exhibition Oct. 24, 2013.

Credit: Lee Jin-man/AP

Minka Ruseva, left, daughter of Sasha Ruseva, dances along with other children in a Roma neighborhood of Nikolaevo, Bulgaria, Oct. 25, 2013. Sasha Ruseva, a Bulgarian Roma woman from this town, was found by DNA tests conducted by Bulgarian authorities to be the mother of a suspected abduction victim in neighboring Greece known as "Maria," whose case triggered a global search for her biological parents.

Credit: Vadim Ghirda/AP

Clashes erupted between Palestinian residents and Israeli forces after Israel's killing of Palestinian Islamic Jihad militant Mohamed Aatzi in the village of Bilin near the West Bank city of Ramallah Oct. 22, 2013.

Credit: Nasser Nasser/AP

Baby elephants Bowie, front, and Belle bump each other among other Asian elephants on display at the Fort Worth Zoo in Fort Worth, Texas, Oct. 24, 2013.

Credit: LM Otero/AP

A youth stands on a whale shark towed by fishermen along the coast of Surabaya on Indonesia's eastern Java island to be sold to prospective buyers after getting entangled in a fishing net Oct. 22, 2013.

Credit: Juni Kriswanto/AFP/Getty Images

An aspiring witch performs during an audition to work as the resident witch at the Wookey Hole Caves tourist attraction in Wookey Hole, Somerset, England, Oct. 22, 2013.

Credit: Matt Dunham/AP

Pakistani boy Awais Shaukat, 13, suffering from the mosquito-borne disease dengue fever, is comforted by his father Shaukat while lying in bed covered with a net at an isolation ward of a hospital in Rawalpindi, Pakistan, Oct. 24, 2013.

Credit: Muhammed Muheisen/AP

Smoke from a bush fire fills the sky near Faulconbridge in the Blue Mountains west of Sydney, Australia, Oct. 24, 2013.

Credit: Saeed Khan/AFP/Getty Images

A Tunisian policeman stands guard at the site of an exchange of gunfire between police forces and members of a Salafist group in Tunis Oct. 25, 2013.

Camels and horses stand tied to a fence below the Great Pyramid of Giza in Cairo, Egypt, Oct. 21, 2013.

Credit: Ed Giles/Getty Images

A team of Shrine Parishioners attempt to take down lanterns during the Usuki Lantern Festival at Usuki Hachiman Shrine in Himeji, Japan, Oct. 21, 2013.

Credit: Buddhika Weerasinghe/Getty Images

A volunteer of Kraton Palace helps with preparations for the royal wedding held for Sultan Hamengkubuwono X's daughter Gusti Ratu Kanjeng Hayu and KPH Notonegoro in Yogyakarta, Indonesia, Oct. 21, 2013.